Marks and Spencer's half-year profits fell by 55.4% due to a cyberattack that halted online sales for six weeks, resulting in £324 million in lost sales. The attack, attributed to human error, affected the fashion segment the most, with online sales down 42.9%. While food sales helped mitigate losses, recovery in fashion has been slower. Other retailers like Harrods and the Co-op also faced similar disruptions. Teljes cikk (Euronews.com)